Chapter
Apr 26, 2012
Dynamic Response of Rigid Pavement under Moving Multi-Load
Authors: Mingliang Li [email protected], Yang Zhong, and Xinming CaoAuthor Affiliations
Publication: International Conference on Transportation Engineering 2007
Abstract
The dynamic response of rigid pavement under moving multi-load is investigated. Solutions of dynamic stress and deflection of infinite plate on viscoelastic foundation subjected to moving load are obtained by means of Fourier transform. Four load patterns are discussed respectively, including single-wheel load, single-axle load, tandem-axle load and whole-vehicle load. The numerical calculations are carried out by using Fast Fourier Transform (FFT). In the numerical example, the dynamic responses obtained with the four load patterns are compared. It is found that tandem-axle load is the major cause for the maximum response of the plate. In the end, the effects of load traveling velocity, thickness and elastic modulus of the plate on the distribution of the deflection and the stress are studied.
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Copyright
© 2007 American Society of Civil Engineers.
History
Published online: Apr 26, 2012
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ASCE Technical Topics:
- Concrete pavements
- Continuum mechanics
- Design (by type)
- Displacement (mechanics)
- Dynamic loads
- Dynamic response
- Dynamics (solid mechanics)
- Engineering fundamentals
- Engineering mechanics
- Fourier analysis
- Infrastructure
- Load factors
- Methodology (by type)
- Moving loads
- Pavements
- Plates
- Solid mechanics
- Structural design
- Structural dynamics
- Structural engineering
- Structural mechanics
- Structural members
- Structural systems
- Transportation engineering
Authors
Affiliations
School of Civil and Hydraulic Engineering, Dalian University of Technology, Dalian, 116024, China. E-mail: [email protected]
Yang Zhong
School of Civil and Hydraulic Engineering, Dalian University of Technology, Dalian, 116024, China
Xinming Cao
Jinzhou Highway Administration Section, Dalian, 116110, China
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